Always on the lookout for making my professional life more managable and less stressful, I wanted to revisit the Pomodoro technique. It is an old time management technique that encourages you to split your work time into 25 minute units with a rhythm of short and longer breaks in between. Within the 25 minutes, you’d … Continue reading Pomodoro no more→

I change breakfast habits ~2x/year. I have two breakfasts I switch between. The first is two fried eggs, over easy, with toast. For toast I prefer Trader Joe’s sourdough sliced bread, for eggs I’ve settled on Vital Farms’ Alfresco Eggs. They are very pricy at $6.50 / dozen, but these eggs have beautiful deep yellow … Continue reading First Granola→

Hi all, This blog still gets quite a few Google hits, and I have not written on it since 2013, so I thought I'd point you to some places where you may find my more current writing. I work at Telenav on OSM related projects. My colleagues and I publish about things like OpenStreetCam and … Continue reading What’s up with this?→

I reposted this story on my OpenStreetMap Diary. I think the diaries are a great asset to the OpenStreetMap community and they are not used as much as they should. I will try and post more of my OpenStreetMap-related stories there (as well). If you follow the blog at openstreetmap.us, you will have heard about … Continue reading The TIGER versus OpenStreetMap Battle Grid, improved!→

Last weekend I was in Chicago for the second N-American OSM hack weekend of the year. This one, for me and Serge, was entirely dedicated to MapRoulette. We wanted to get the next generation code as close to ready as possible for release - and we got pretty close I think! Here's a summary of … Continue reading OpenStreetMap Chicago Hack Weekend Report→

MapRoulette is overdue for a new challenge, and we have one that should keep us busy for a while: adding numbers of lanes to the main roads in N-America. This information would be great to have for advanced visualization and transportation analysis purposes. And a lot of it is already there, so let's just make … Continue reading New MapRoulette challenge: Lane Counts→

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About Me

Hi, my name is Martijn van Exel. I am a geographer, hacker of things, and maker of maps. I currently work for Telenav as a project lead for the company’s OpenStreetMap initiatives. I sit on the board of directors of the OpenStreetMap Foundation.